The flat, smooth, and tidy work surface is best suited for mouse operation and supports the operating surface of the mouse:1. Smooth wooden board surface2. Glass surface3. Enamel surface4. Plastic surface5. Paper (except newspapers)6. Metal product surface7. Check for water droplets or other contaminants on the table.8. Check the dust on your desktop.9. If you use a paper pad, check its surface or remove itThis product only sells mouse, does not contain other.This product will be delivered within 7-21 days. If you have not received it, please contact us in time! (excluding holidays)